diff --git a/src/mesa/drivers/dri/i965/brw_cs.c b/src/mesa/drivers/dri/i965/brw_cs.c
index 5b4ff456a0d..d01fd22f27f 100644
--- a/src/mesa/drivers/dri/i965/brw_cs.c
+++ b/src/mesa/drivers/dri/i965/brw_cs.c
@@ -116,7 +116,7 @@ brw_codegen_cs_prog(struct brw_context *brw,
    if (nir->info.cs.local_size_variable) {
       prog_data.uses_variable_group_size = true;
       nir->info.cs.max_variable_local_size =
-         gl_ctx->Const.MaxComputeWorkGroupSize[2];
+         gl_ctx->Const.MaxComputeVariableGroupInvocations;
    } else {
       prog_data.uses_variable_group_size = false;
    }